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Comments by "MRA" (@yassassin6425) on "What James Webb Saw Near the Edge of the Universe | James Webb Part 1" video.
@chaelarkcreates7253 Such as?
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The first galaxies may have formed much earlier than initially postulated and as little as 200 million years or so after the universe's birth. That's about 300 million years earlier than the oldest previously known galaxies. The universe itself is estimated to be 13.8 billion years old. HD1, the galaxy is some 13.5 billion light-years away. The very first population of stars that formed in the universe were more massive, more luminous and hotter which would explain the luminosity. Moreover, we can also see light from 13.8 billion years ago but it is not star light because as you say, there were no stars then. The furthest light we can see is the cosmic microwave background (CMB), which is the glow left over from the Big Bang, forming at just 380,000 years after our cosmic birth.
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